EP3728855A4 - Lubricant circulating pump for electrical submersible pump motor - Google Patents
Lubricant circulating pump for electrical submersible pump motor Download PDFInfo
- Publication number
- EP3728855A4 EP3728855A4 EP18890893.3A EP18890893A EP3728855A4 EP 3728855 A4 EP3728855 A4 EP 3728855A4 EP 18890893 A EP18890893 A EP 18890893A EP 3728855 A4 EP3728855 A4 EP 3728855A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- electrical submersible
- lubricant circulating
- circulating pump
- pump
- pump motor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
- 239000000314 lubricant Substances 0.000 title 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/12—Methods or apparatus for controlling the flow of the obtained fluid to or in wells
- E21B43/121—Lifting well fluids
- E21B43/128—Adaptation of pump systems with down-hole electric drives
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D13/00—Pumping installations or systems
- F04D13/02—Units comprising pumps and their driving means
- F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
- F04D13/08—Units comprising pumps and their driving means the pump being electrically driven for submerged use
- F04D13/10—Units comprising pumps and their driving means the pump being electrically driven for submerged use adapted for use in mining bore holes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/04—Shafts or bearings, or assemblies thereof
- F04D29/046—Bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/06—Lubrication
- F04D29/061—Lubrication especially adapted for liquid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/586—Cooling; Heating; Diminishing heat transfer specially adapted for liquid pumps
- F04D29/588—Cooling; Heating; Diminishing heat transfer specially adapted for liquid pumps cooling or heating the machine
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
- F16C35/02—Rigid support of bearing units; Housings, e.g. caps, covers in the case of sliding-contact bearings
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
- H02K5/167—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using sliding-contact or spherical cap bearings
- H02K5/1672—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using sliding-contact or spherical cap bearings radially supporting the rotary shaft at both ends of the rotor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2240/00—Components
- F05B2240/50—Bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2260/00—Function
- F05B2260/98—Lubrication
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2360/00—Engines or pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/02—Parts of sliding-contact bearings
- F16C33/04—Brasses; Bushes; Linings
- F16C33/06—Sliding surface mainly made of metal
- F16C33/10—Construction relative to lubrication
- F16C33/1025—Construction relative to lubrication with liquid, e.g. oil, as lubricant
- F16C33/106—Details of distribution or circulation inside the bearings, e.g. details of the bearing surfaces to affect flow or pressure of the liquid
- F16C33/1085—Channels or passages to recirculate the liquid in the bearing
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/12—Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas
- H02K5/132—Submersible electric motors
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Thermal Sciences (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201762608043P | 2017-12-20 | 2017-12-20 | |
US16/213,701 US20190186245A1 (en) | 2017-12-20 | 2018-12-07 | Lubricant Circulating Pump For Electrical Submersible Pump Motor |
PCT/US2018/065033 WO2019125834A1 (en) | 2017-12-20 | 2018-12-11 | Lubricant circulating pump for electrical submersible pump motor |
Publications (2)
Publication Number | Publication Date |
---|---|
EP3728855A1 EP3728855A1 (en) | 2020-10-28 |
EP3728855A4 true EP3728855A4 (en) | 2021-08-18 |
Family
ID=66815764
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP18890893.3A Withdrawn EP3728855A4 (en) | 2017-12-20 | 2018-12-11 | Lubricant circulating pump for electrical submersible pump motor |
Country Status (3)
Country | Link |
---|---|
US (1) | US20190186245A1 (en) |
EP (1) | EP3728855A4 (en) |
WO (1) | WO2019125834A1 (en) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2017066032A1 (en) * | 2015-10-11 | 2017-04-20 | Schlumberger Technology Corporation | Submersible pumping system thrust bearing gas venting |
IT201900000635A1 (en) * | 2019-01-15 | 2020-07-15 | Nuovo Pignone Tecnologie Srl | A COMPONENT OF DAMPED CUSHION, CUSHION INCLUDING SAID COMPONENT, AND ROTATING MACHINE INCLUDING SAID CUSHION |
US11578535B2 (en) * | 2019-04-11 | 2023-02-14 | Upwing Energy, Inc. | Lubricating downhole-type rotating machines |
BR112022013003A2 (en) | 2020-01-30 | 2022-09-06 | Baker Hughes Oilfield Operations Llc | MOTOR BEARING WITH ANTI-ROTATION SPRING FOR SUBMERSIBLE ELECTRIC WELL PUMP |
US11697982B2 (en) * | 2020-08-25 | 2023-07-11 | Saudi Arabian Oil Company | Submersible canned motor pump |
GB2619677A (en) * | 2021-03-31 | 2023-12-13 | Schlumberger Technology Bv | Rotor bearing design for downhole motors |
US11821430B2 (en) | 2021-11-17 | 2023-11-21 | Halliburton Energy Services, Inc. | Oil transport structure in an electric motor of an electric submersible pump (ESP) assembly |
US20240125219A1 (en) * | 2022-10-12 | 2024-04-18 | Baker Hughes Oilfield Operations Llc | Electrical submersible pump with single direction lubricant flow |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6857781B1 (en) * | 2003-01-29 | 2005-02-22 | Wood Group ESP. Inc. | Rotor bearing with propeller for increased lubricant flow |
US20050269885A1 (en) * | 2001-04-19 | 2005-12-08 | Baker Hughes Incorporated | Pressurized bearing system for submersible motor |
US8602753B2 (en) * | 2009-09-21 | 2013-12-10 | Flowserve Management Company | Radial bearings for deep well submersible pumps |
US8851864B2 (en) * | 2011-09-02 | 2014-10-07 | Baker Hughes Incorporated | Attenuating vibration in a submersible pump |
WO2017024067A1 (en) * | 2015-08-06 | 2017-02-09 | Baker Hughes Incorporated | Seal section with internal lubricant pump for electrical submersible well pump |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8400035B2 (en) * | 2008-12-27 | 2013-03-19 | Schlumberger Technology Corporation | Rotor bearing assembly |
WO2013089810A1 (en) * | 2011-12-16 | 2013-06-20 | Tunget Bruce A | Rotary stick, slip and vibration reduction drilling stabilizers with hydrodynamic fluid bearings and homogenizers |
US9127683B2 (en) * | 2012-11-02 | 2015-09-08 | Baker Hughes Incorporated | High temperature radial bearing for electrical submersible pump assembly |
US20140205222A1 (en) * | 2013-01-24 | 2014-07-24 | Baker Hughes Incorporated | Systems and Methods for Preventing Electrical Arcing Between Components of Rotor Bearings |
-
2018
- 2018-12-07 US US16/213,701 patent/US20190186245A1/en not_active Abandoned
- 2018-12-11 WO PCT/US2018/065033 patent/WO2019125834A1/en unknown
- 2018-12-11 EP EP18890893.3A patent/EP3728855A4/en not_active Withdrawn
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20050269885A1 (en) * | 2001-04-19 | 2005-12-08 | Baker Hughes Incorporated | Pressurized bearing system for submersible motor |
US6857781B1 (en) * | 2003-01-29 | 2005-02-22 | Wood Group ESP. Inc. | Rotor bearing with propeller for increased lubricant flow |
US8602753B2 (en) * | 2009-09-21 | 2013-12-10 | Flowserve Management Company | Radial bearings for deep well submersible pumps |
US8851864B2 (en) * | 2011-09-02 | 2014-10-07 | Baker Hughes Incorporated | Attenuating vibration in a submersible pump |
WO2017024067A1 (en) * | 2015-08-06 | 2017-02-09 | Baker Hughes Incorporated | Seal section with internal lubricant pump for electrical submersible well pump |
Non-Patent Citations (1)
Title |
---|
See also references of WO2019125834A1 * |
Also Published As
Publication number | Publication date |
---|---|
WO2019125834A1 (en) | 2019-06-27 |
EP3728855A1 (en) | 2020-10-28 |
US20190186245A1 (en) | 2019-06-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE |
|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
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STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE |
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17P | Request for examination filed |
Effective date: 20200708 |
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AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
AX | Request for extension of the european patent |
Extension state: BA ME |
|
DAV | Request for validation of the european patent (deleted) | ||
DAX | Request for extension of the european patent (deleted) | ||
A4 | Supplementary search report drawn up and despatched |
Effective date: 20210720 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: F04D 13/10 20060101AFI20210714BHEP Ipc: F04D 29/06 20060101ALI20210714BHEP Ipc: F04D 1/06 20060101ALI20210714BHEP Ipc: E21B 43/12 20060101ALI20210714BHEP Ipc: H02K 9/19 20060101ALI20210714BHEP Ipc: F04D 29/046 20060101ALI20210714BHEP Ipc: F16C 35/02 20060101ALI20210714BHEP Ipc: H02K 5/132 20060101ALI20210714BHEP Ipc: H02K 5/167 20060101ALI20210714BHEP Ipc: F04D 29/58 20060101ALI20210714BHEP |
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STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20220217 |